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authorRonald S. Bultje <rsbultje@gmail.com>2013-03-08 20:40:16 -0800
committerMartin Storsjö <martin@martin.st>2013-04-08 12:38:33 +0300
commit610b18e2e3d8ef5eca3e78f33a0625689b8d2bb9 (patch)
treea29b386fff4c4e642332b4d5178a4c548fe3a5b8 /libavcodec/x86/qpel.asm
parent0f598457089023f86829b34fef582f3810c491b2 (diff)
downloadffmpeg-610b18e2e3d8ef5eca3e78f33a0625689b8d2bb9.tar.gz
x86: qpel: Move fullpel and l2 functions to a separate file
This way, they can be shared between mpeg4qpel and h264qpel without requiring either one to be compiled unconditionally. Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec/x86/qpel.asm')
-rw-r--r--libavcodec/x86/qpel.asm256
1 files changed, 256 insertions, 0 deletions
diff --git a/libavcodec/x86/qpel.asm b/libavcodec/x86/qpel.asm
new file mode 100644
index 0000000000..ba97e2aec8
--- /dev/null
+++ b/libavcodec/x86/qpel.asm
@@ -0,0 +1,256 @@
+;******************************************************************************
+;* MMX optimized DSP utils
+;* Copyright (c) 2008 Loren Merritt
+;* Copyright (c) 2003-2013 Michael Niedermayer
+;* Copyright (c) 2013 Daniel Kang
+;*
+;* This file is part of Libav.
+;*
+;* Libav is free software; you can redistribute it and/or
+;* modify it under the terms of the GNU Lesser General Public
+;* License as published by the Free Software Foundation; either
+;* version 2.1 of the License, or (at your option) any later version.
+;*
+;* Libav is distributed in the hope that it will be useful,
+;* but WITHOUT ANY WARRANTY; without even the implied warranty of
+;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;* Lesser General Public License for more details.
+;*
+;* You should have received a copy of the GNU Lesser General Public
+;* License along with Libav; if not, write to the Free Software
+;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+;******************************************************************************
+
+%include "libavutil/x86/x86util.asm"
+
+SECTION .text
+
+%macro op_avgh 3
+ movh %3, %2
+ pavgb %1, %3
+ movh %2, %1
+%endmacro
+
+%macro op_avg 2
+ pavgb %1, %2
+ mova %2, %1
+%endmacro
+
+%macro op_puth 2-3
+ movh %2, %1
+%endmacro
+
+%macro op_put 2
+ mova %2, %1
+%endmacro
+
+; void pixels4_l2_mmxext(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
+%macro PIXELS4_L2 1
+%define OP op_%1h
+cglobal %1_pixels4_l2, 6,6
+ movsxdifnidn r3, r3d
+ movsxdifnidn r4, r4d
+ test r5d, 1
+ je .loop
+ movd m0, [r1]
+ movd m1, [r2]
+ add r1, r4
+ add r2, 4
+ pavgb m0, m1
+ OP m0, [r0], m3
+ add r0, r3
+ dec r5d
+.loop:
+ mova m0, [r1]
+ mova m1, [r1+r4]
+ lea r1, [r1+2*r4]
+ pavgb m0, [r2]
+ pavgb m1, [r2+4]
+ OP m0, [r0], m3
+ OP m1, [r0+r3], m3
+ lea r0, [r0+2*r3]
+ mova m0, [r1]
+ mova m1, [r1+r4]
+ lea r1, [r1+2*r4]
+ pavgb m0, [r2+8]
+ pavgb m1, [r2+12]
+ OP m0, [r0], m3
+ OP m1, [r0+r3], m3
+ lea r0, [r0+2*r3]
+ add r2, 16
+ sub r5d, 4
+ jne .loop
+ REP_RET
+%endmacro
+
+INIT_MMX mmxext
+PIXELS4_L2 put
+PIXELS4_L2 avg
+
+; void pixels8_l2_mmxext(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
+%macro PIXELS8_L2 1
+%define OP op_%1
+cglobal %1_pixels8_l2, 6,6
+ movsxdifnidn r3, r3d
+ movsxdifnidn r4, r4d
+ test r5d, 1
+ je .loop
+ mova m0, [r1]
+ mova m1, [r2]
+ add r1, r4
+ add r2, 8
+ pavgb m0, m1
+ OP m0, [r0]
+ add r0, r3
+ dec r5d
+.loop:
+ mova m0, [r1]
+ mova m1, [r1+r4]
+ lea r1, [r1+2*r4]
+ pavgb m0, [r2]
+ pavgb m1, [r2+8]
+ OP m0, [r0]
+ OP m1, [r0+r3]
+ lea r0, [r0+2*r3]
+ mova m0, [r1]
+ mova m1, [r1+r4]
+ lea r1, [r1+2*r4]
+ pavgb m0, [r2+16]
+ pavgb m1, [r2+24]
+ OP m0, [r0]
+ OP m1, [r0+r3]
+ lea r0, [r0+2*r3]
+ add r2, 32
+ sub r5d, 4
+ jne .loop
+ REP_RET
+%endmacro
+
+INIT_MMX mmxext
+PIXELS8_L2 put
+PIXELS8_L2 avg
+
+; void pixels16_l2_mmxext(uint8_t *dst, uint8_t *src1, uint8_t *src2, int dstStride, int src1Stride, int h)
+%macro PIXELS16_L2 1
+%define OP op_%1
+cglobal %1_pixels16_l2, 6,6
+ movsxdifnidn r3, r3d
+ movsxdifnidn r4, r4d
+ test r5d, 1
+ je .loop
+ mova m0, [r1]
+ mova m1, [r1+8]
+ pavgb m0, [r2]
+ pavgb m1, [r2+8]
+ add r1, r4
+ add r2, 16
+ OP m0, [r0]
+ OP m1, [r0+8]
+ add r0, r3
+ dec r5d
+.loop:
+ mova m0, [r1]
+ mova m1, [r1+8]
+ add r1, r4
+ pavgb m0, [r2]
+ pavgb m1, [r2+8]
+ OP m0, [r0]
+ OP m1, [r0+8]
+ add r0, r3
+ mova m0, [r1]
+ mova m1, [r1+8]
+ add r1, r4
+ pavgb m0, [r2+16]
+ pavgb m1, [r2+24]
+ OP m0, [r0]
+ OP m1, [r0+8]
+ add r0, r3
+ add r2, 32
+ sub r5d, 2
+ jne .loop
+ REP_RET
+%endmacro
+
+INIT_MMX mmxext
+PIXELS16_L2 put
+PIXELS16_L2 avg
+
+INIT_MMX mmxext
+; void pixels(uint8_t *block, const uint8_t *pixels, int line_size, int h)
+%macro PIXELS48 2
+%if %2 == 4
+%define OP movh
+%else
+%define OP mova
+%endif
+cglobal %1_pixels%2, 4,5
+ movsxdifnidn r2, r2d
+ lea r4, [r2*3]
+.loop:
+ OP m0, [r1]
+ OP m1, [r1+r2]
+ OP m2, [r1+r2*2]
+ OP m3, [r1+r4]
+ lea r1, [r1+r2*4]
+%ifidn %1, avg
+ pavgb m0, [r0]
+ pavgb m1, [r0+r2]
+ pavgb m2, [r0+r2*2]
+ pavgb m3, [r0+r4]
+%endif
+ OP [r0], m0
+ OP [r0+r2], m1
+ OP [r0+r2*2], m2
+ OP [r0+r4], m3
+ sub r3d, 4
+ lea r0, [r0+r2*4]
+ jne .loop
+ RET
+%endmacro
+
+PIXELS48 put, 4
+PIXELS48 avg, 4
+PIXELS48 put, 8
+PIXELS48 avg, 8
+
+
+INIT_XMM sse2
+; void put_pixels16_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
+cglobal put_pixels16, 4,5,4
+ lea r4, [r2*3]
+.loop:
+ movu m0, [r1]
+ movu m1, [r1+r2]
+ movu m2, [r1+r2*2]
+ movu m3, [r1+r4]
+ lea r1, [r1+r2*4]
+ mova [r0], m0
+ mova [r0+r2], m1
+ mova [r0+r2*2], m2
+ mova [r0+r4], m3
+ sub r3d, 4
+ lea r0, [r0+r2*4]
+ jnz .loop
+ REP_RET
+
+; void avg_pixels16_sse2(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
+cglobal avg_pixels16, 4,5,4
+ lea r4, [r2*3]
+.loop:
+ movu m0, [r1]
+ movu m1, [r1+r2]
+ movu m2, [r1+r2*2]
+ movu m3, [r1+r4]
+ lea r1, [r1+r2*4]
+ pavgb m0, [r0]
+ pavgb m1, [r0+r2]
+ pavgb m2, [r0+r2*2]
+ pavgb m3, [r0+r4]
+ mova [r0], m0
+ mova [r0+r2], m1
+ mova [r0+r2*2], m2
+ mova [r0+r4], m3
+ sub r3d, 4
+ lea r0, [r0+r2*4]
+ jnz .loop
+ REP_RET